Zen Leaf OhioFind a Zen Leaf location in Ohio and discover local state resources for medical patients in the state.Loading...Loading...Loading...Is adult use marijuana legal in Ohio?Do I have to register through the state?Do I Have to Get a Medical Card in Order to Buy Medical Marijuana from a Dispensary? Is There a Fee to Register for a Medical Marijuana Card? How Long Does It Take to Receive My Medical Marijuana Card?